[ 1513.766644][T28159] gre: GRE over IPv4 demultiplexer driver
[ 1514.244158][T28182] ip_gre: GRE over IPv4 tunneling driver
[ 1519.738291][T28434] ping (28434) used greatest stack depth: 23080 bytes left
[ 1530.044580][T28757] ip6_gre: GRE over IPv6 tunneling driver
[ 1540.412071][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1542.396042][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1544.252033][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1546.236049][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!